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// Copyright 2021 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
module crosapi.mojom;
import "mojo/public/mojom/base/unguessable_token.mojom";
import "mojo/public/mojom/base/values.mojom";
import "ui/accessibility/mojom/ax_action_data.mojom";
import "ui/accessibility/mojom/ax_event.mojom";
import "ui/accessibility/mojom/ax_relative_bounds.mojom";
import "ui/accessibility/mojom/ax_tree_update.mojom";
import "ui/gfx/geometry/mojom/geometry.mojom";
// Interface for automation clients. Implemented by lacros-chrome. Used by
// ash-chrome to enable automation and to perform actions.
// Next version: 3
// Next method id: 7
[Stable, Uuid="8dd5f2a7-c24b-47c3-a096-a5d28c4764bb"]
interface AutomationClient {
// Deprecated.
mojo_base.mojom.UnguessableToken tree_id, int32 automation_node_id,
string action_type, int32 request_id,
mojo_base.mojom.DeprecatedDictionaryValue optional_args);
// Enables automation for the client. This will result in the client
// repeatedly calling ReceiveEventPrototype() on the Automation interface.
// Enables automation for a particular subtree of the client. This will
// result in the client repeatedly calling ReceiveEventPrototype() on the
// Automation interface.
EnableTree@1(mojo_base.mojom.UnguessableToken token);
// Disables automation in the client. This has the effect of turning off
// accessibility within Lacros' instance of AutomationManagerAura. Calling
// this method without calling Enable or calling it multiple times has no
// adverse effects.
[MinVersion=1] Disable@3();
// Forwards the action described by AXActionData to all clients. Actions are
// resolved by each client based on tree id, action type and other action data
// fields.
[MinVersion=1] PerformAction@4(ax.mojom.AXActionData action_data);
// Notifies Lacros when all Ash automation extensions have been unloaded.
[MinVersion=2] NotifyAllAutomationExtensionsGone@5();
// Notifies Lacros when a new automation extension has added a listener.
[MinVersion=2] NotifyExtensionListenerAdded@6();
// Interface for automation. Implemented by ash-chrome.
// Next version: 5
// Next method id: 6
[Stable, Uuid="356a895e-b41a-4c45-9336-d8dc6d332f98"]
interface Automation {
// Deprecated.
pending_remote<AutomationClient> client,
mojo_base.mojom.UnguessableToken token);
// Deprecated.
string event_bundle, bool root, mojo_base.mojom.UnguessableToken token,
string window_id);
// Forwards an accessibility tree destroyed event from any accessibility tree
// in Lacros to Ash.
[MinVersion=1] DispatchTreeDestroyedEvent@2(
mojo_base.mojom.UnguessableToken tree_id);
// Forwards an action result from any accessibility tree in Lacros to Ash.
[MinVersion=2] DispatchActionResult@3(
ax.mojom.AXActionData data, bool result);
// Forwards an event from any accessibility tree in Lacros to Ash.
[MinVersion=3] DispatchAccessibilityEvents@4(
mojo_base.mojom.UnguessableToken tree_id,
array<ax.mojom.AXTreeUpdate> updates,
gfx.mojom.Point mouse_location,
array<ax.mojom.AXEvent> events);
// Dispatches a location change for a specific node. Currently used by Blink
// in RenderAccessibilityHost::HandleAXLocationChanges.
[MinVersion=4] DispatchAccessibilityLocationChange@5(
mojo_base.mojom.UnguessableToken tree_id,
int32 node_id,
ax.mojom.AXRelativeBounds bounds);
// A factory living in the Ash process which brokers connections to other
// processes for automation.
// Next version: 1
// Next method id: 1
[Stable, Uuid="87004779-69b3-4f35-980b-be259f002ac7"]
interface AutomationFactory {
// A binder which sends accessibility data, and receives accessibility actions
// (e.g. Lacros).
pending_remote<AutomationClient> automation_client,
pending_receiver<Automation> automation);